sphinx/tests/test_domains/test_domain_cpp.py
Adam Turner f195c4ae87
Various C++ domain performance improvements (#11895)
Authored-by: Jakob Lykke Andersen <Jakob@caput.dk>
Co-authored-by: Jakob Lykke Andersen <Jakob@caput.dk>
2024-01-19 02:20:43 +00:00

1758 lines
75 KiB
Python

"""Tests the C++ Domain"""
import itertools
import re
import zlib
import pytest
import sphinx.domains.cpp
from sphinx import addnodes
from sphinx.addnodes import (
desc,
desc_content,
desc_name,
desc_parameter,
desc_parameterlist,
desc_sig_name,
desc_sig_space,
desc_signature,
desc_signature_line,
pending_xref,
)
from sphinx.domains.cpp import (
DefinitionError,
DefinitionParser,
NoOldIdError,
Symbol,
_id_prefix,
_max_id,
)
from sphinx.ext.intersphinx import load_mappings, normalize_intersphinx_mapping
from sphinx.testing import restructuredtext
from sphinx.testing.util import assert_node
from sphinx.writers.text import STDINDENT
def parse(name, string):
class Config:
cpp_id_attributes = ["id_attr"]
cpp_paren_attributes = ["paren_attr"]
parser = DefinitionParser(string, location=None, config=Config())
parser.allowFallbackExpressionParsing = False
ast = parser.parse_declaration(name, name)
parser.assert_end()
# The scopedness would usually have been set by CPPEnumObject
if name == "enum":
ast.scoped = None # simulate unscoped enum
return ast
def _check(name, input, idDict, output, key, asTextOutput):
if key is None:
key = name
key += ' '
if name in ('function', 'member'):
inputActual = input
outputAst = output
outputAsText = output
else:
inputActual = input.format(key='')
outputAst = output.format(key='')
outputAsText = output.format(key=key)
if asTextOutput is not None:
outputAsText = asTextOutput
# first a simple check of the AST
ast = parse(name, inputActual)
res = str(ast)
if res != outputAst:
print("")
print("Input: ", input)
print("Result: ", res)
print("Expected: ", outputAst)
raise DefinitionError
rootSymbol = Symbol(None, None, None, None, None, None, None)
symbol = rootSymbol.add_declaration(ast, docname="TestDoc", line=42)
parentNode = addnodes.desc()
signode = addnodes.desc_signature(input, '')
parentNode += signode
ast.describe_signature(signode, 'lastIsName', symbol, options={})
resAsText = parentNode.astext()
if resAsText != outputAsText:
print("")
print("Input: ", input)
print("astext(): ", resAsText)
print("Expected: ", outputAsText)
print("Node:", parentNode)
raise DefinitionError
idExpected = [None]
for i in range(1, _max_id + 1):
if i in idDict:
idExpected.append(idDict[i])
else:
idExpected.append(idExpected[i - 1])
idActual = [None]
for i in range(1, _max_id + 1):
try:
id = ast.get_id(version=i)
assert id is not None
idActual.append(id[len(_id_prefix[i]):])
except NoOldIdError:
idActual.append(None)
res = [True]
for i in range(1, _max_id + 1):
res.append(idExpected[i] == idActual[i])
if not all(res):
print("input: %s" % input.rjust(20))
for i in range(1, _max_id + 1):
if res[i]:
continue
print("Error in id version %d." % i)
print("result: %s" % idActual[i])
print("expected: %s" % idExpected[i])
print(rootSymbol.dump(0))
raise DefinitionError
def check(name, input, idDict, output=None, key=None, asTextOutput=None):
if output is None:
output = input
# First, check without semicolon
_check(name, input, idDict, output, key, asTextOutput)
# Second, check with semicolon
_check(name, input + ' ;', idDict, output + ';', key,
asTextOutput + ';' if asTextOutput is not None else None)
@pytest.mark.parametrize(('type_', 'id_v2'),
sphinx.domains.cpp._id_fundamental_v2.items())
def test_domain_cpp_ast_fundamental_types(type_, id_v2):
# see https://en.cppreference.com/w/cpp/language/types
def make_id_v1():
if type_ == 'decltype(auto)':
return None
id_ = type_.replace(" ", "-").replace("long", "l")
if "__int" not in type_:
id_ = id_.replace("int", "i")
id_ = id_.replace("bool", "b").replace("char", "c")
id_ = id_.replace("wc_t", "wchar_t").replace("c16_t", "char16_t")
id_ = id_.replace("c8_t", "char8_t")
id_ = id_.replace("c32_t", "char32_t")
return f"f__{id_}"
def make_id_v2():
id_ = id_v2
if type_ == "std::nullptr_t":
id_ = "NSt9nullptr_tE"
return f"1f{id_}"
id1 = make_id_v1()
id2 = make_id_v2()
input = f"void f({type_.replace(' ', ' ')} arg)"
output = f"void f({type_} arg)"
check("function", input, {1: id1, 2: id2}, output=output)
if ' ' in type_:
# try permutations of all components
tcs = type_.split()
for p in itertools.permutations(tcs):
input = f"void f({' '.join(p)} arg)"
check("function", input, {1: id1, 2: id2})
def test_domain_cpp_ast_expressions():
def exprCheck(expr, id, id4=None):
ids = 'IE1CIA%s_1aE'
# call .format() on the expr to unescape double curly braces
idDict = {2: ids % expr.format(), 3: ids % id}
if id4 is not None:
idDict[4] = ids % id4
check('class', 'template<> {key}C<a[%s]>' % expr, idDict)
class Config:
cpp_id_attributes = ["id_attr"]
cpp_paren_attributes = ["paren_attr"]
parser = DefinitionParser(expr, location=None,
config=Config())
parser.allowFallbackExpressionParsing = False
ast = parser.parse_expression()
res = str(ast)
if res != expr:
print("")
print("Input: ", expr)
print("Result: ", res)
raise DefinitionError
displayString = ast.get_display_string()
if res != displayString:
# note: if the expression contains an anon name then this will trigger a falsely
print("")
print("Input: ", expr)
print("Result: ", res)
print("Display: ", displayString)
raise DefinitionError
# primary
exprCheck('nullptr', 'LDnE')
exprCheck('true', 'L1E')
exprCheck('false', 'L0E')
ints = ['5', '0', '075', '0x0123456789ABCDEF', '0XF', '0b1', '0B1',
"0b0'1'0", "00'1'2", "0x0'1'2", "1'2'3"]
unsignedSuffix = ['', 'u', 'U']
longSuffix = ['', 'l', 'L', 'll', 'LL']
for i in ints:
for u in unsignedSuffix:
for l in longSuffix:
expr = i + u + l
exprCheck(expr, 'L' + expr.replace("'", "") + 'E')
expr = i + l + u
exprCheck(expr, 'L' + expr.replace("'", "") + 'E')
decimalFloats = ['5e42', '5e+42', '5e-42',
'5.', '5.e42', '5.e+42', '5.e-42',
'.5', '.5e42', '.5e+42', '.5e-42',
'5.0', '5.0e42', '5.0e+42', '5.0e-42',
"1'2'3e7'8'9", "1'2'3.e7'8'9",
".4'5'6e7'8'9", "1'2'3.4'5'6e7'8'9"]
hexFloats = ['ApF', 'Ap+F', 'Ap-F',
'A.', 'A.pF', 'A.p+F', 'A.p-F',
'.A', '.ApF', '.Ap+F', '.Ap-F',
'A.B', 'A.BpF', 'A.Bp+F', 'A.Bp-F',
"A'B'Cp1'2'3", "A'B'C.p1'2'3",
".D'E'Fp1'2'3", "A'B'C.D'E'Fp1'2'3"]
for suffix in ['', 'f', 'F', 'l', 'L']:
for e in decimalFloats:
expr = e + suffix
exprCheck(expr, 'L' + expr.replace("'", "") + 'E')
for e in hexFloats:
expr = "0x" + e + suffix
exprCheck(expr, 'L' + expr.replace("'", "") + 'E')
exprCheck('"abc\\"cba"', 'LA8_KcE') # string
exprCheck('this', 'fpT')
# character literals
charPrefixAndIds = [('', 'c'), ('u8', 'c'), ('u', 'Ds'), ('U', 'Di'), ('L', 'w')]
chars = [('a', '97'), ('\\n', '10'), ('\\012', '10'), ('\\0', '0'),
('\\x0a', '10'), ('\\x0A', '10'), ('\\u0a42', '2626'), ('\\u0A42', '2626'),
('\\U0001f34c', '127820'), ('\\U0001F34C', '127820')]
for p, t in charPrefixAndIds:
for c, val in chars:
exprCheck(f"{p}'{c}'", t + val)
# user-defined literals
for i in ints:
exprCheck(i + '_udl', 'clL_Zli4_udlEL' + i.replace("'", "") + 'EE')
exprCheck(i + 'uludl', 'clL_Zli5uludlEL' + i.replace("'", "") + 'EE')
for f in decimalFloats:
exprCheck(f + '_udl', 'clL_Zli4_udlEL' + f.replace("'", "") + 'EE')
exprCheck(f + 'fudl', 'clL_Zli4fudlEL' + f.replace("'", "") + 'EE')
for f in hexFloats:
exprCheck('0x' + f + '_udl', 'clL_Zli4_udlEL0x' + f.replace("'", "") + 'EE')
for p, t in charPrefixAndIds:
for c, val in chars:
exprCheck(f"{p}'{c}'_udl", 'clL_Zli4_udlE' + t + val + 'E')
exprCheck('"abc"_udl', 'clL_Zli4_udlELA3_KcEE')
# from issue #7294
exprCheck('6.62607015e-34q_J', 'clL_Zli3q_JEL6.62607015e-34EE')
# fold expressions, paren, name
exprCheck('(... + Ns)', '(... + Ns)', id4='flpl2Ns')
exprCheck('(Ns + ...)', '(Ns + ...)', id4='frpl2Ns')
exprCheck('(Ns + ... + 0)', '(Ns + ... + 0)', id4='fLpl2NsL0E')
exprCheck('(5)', 'L5E')
exprCheck('C', '1C')
# postfix
exprCheck('A(2)', 'cl1AL2EE')
exprCheck('A[2]', 'ix1AL2E')
exprCheck('a.b.c', 'dtdt1a1b1c')
exprCheck('a->b->c', 'ptpt1a1b1c')
exprCheck('i++', 'pp1i')
exprCheck('i--', 'mm1i')
exprCheck('dynamic_cast<T&>(i)++', 'ppdcR1T1i')
exprCheck('static_cast<T&>(i)++', 'ppscR1T1i')
exprCheck('reinterpret_cast<T&>(i)++', 'pprcR1T1i')
exprCheck('const_cast<T&>(i)++', 'ppccR1T1i')
exprCheck('typeid(T).name', 'dtti1T4name')
exprCheck('typeid(a + b).name', 'dttepl1a1b4name')
# unary
exprCheck('++5', 'pp_L5E')
exprCheck('--5', 'mm_L5E')
exprCheck('*5', 'deL5E')
exprCheck('&5', 'adL5E')
exprCheck('+5', 'psL5E')
exprCheck('-5', 'ngL5E')
exprCheck('!5', 'ntL5E')
exprCheck('not 5', 'ntL5E')
exprCheck('~5', 'coL5E')
exprCheck('compl 5', 'coL5E')
exprCheck('sizeof...(a)', 'sZ1a')
exprCheck('sizeof(T)', 'st1T')
exprCheck('sizeof -42', 'szngL42E')
exprCheck('alignof(T)', 'at1T')
exprCheck('noexcept(-42)', 'nxngL42E')
# new-expression
exprCheck('new int', 'nw_iE')
exprCheck('new volatile int', 'nw_ViE')
exprCheck('new int[42]', 'nw_AL42E_iE')
exprCheck('new int()', 'nw_ipiE')
exprCheck('new int(5, 42)', 'nw_ipiL5EL42EE')
exprCheck('::new int', 'nw_iE')
exprCheck('new int{{}}', 'nw_iilE')
exprCheck('new int{{5, 42}}', 'nw_iilL5EL42EE')
# delete-expression
exprCheck('delete p', 'dl1p')
exprCheck('delete [] p', 'da1p')
exprCheck('::delete p', 'dl1p')
exprCheck('::delete [] p', 'da1p')
# cast
exprCheck('(int)2', 'cviL2E')
# binary op
exprCheck('5 || 42', 'ooL5EL42E')
exprCheck('5 or 42', 'ooL5EL42E')
exprCheck('5 && 42', 'aaL5EL42E')
exprCheck('5 and 42', 'aaL5EL42E')
exprCheck('5 | 42', 'orL5EL42E')
exprCheck('5 bitor 42', 'orL5EL42E')
exprCheck('5 ^ 42', 'eoL5EL42E')
exprCheck('5 xor 42', 'eoL5EL42E')
exprCheck('5 & 42', 'anL5EL42E')
exprCheck('5 bitand 42', 'anL5EL42E')
# ['==', '!=']
exprCheck('5 == 42', 'eqL5EL42E')
exprCheck('5 != 42', 'neL5EL42E')
exprCheck('5 not_eq 42', 'neL5EL42E')
# ['<=', '>=', '<', '>', '<=>']
exprCheck('5 <= 42', 'leL5EL42E')
exprCheck('A <= 42', 'le1AL42E')
exprCheck('5 >= 42', 'geL5EL42E')
exprCheck('5 < 42', 'ltL5EL42E')
exprCheck('A < 42', 'lt1AL42E')
exprCheck('5 > 42', 'gtL5EL42E')
exprCheck('A > 42', 'gt1AL42E')
exprCheck('5 <=> 42', 'ssL5EL42E')
exprCheck('A <=> 42', 'ss1AL42E')
# ['<<', '>>']
exprCheck('5 << 42', 'lsL5EL42E')
exprCheck('A << 42', 'ls1AL42E')
exprCheck('5 >> 42', 'rsL5EL42E')
# ['+', '-']
exprCheck('5 + 42', 'plL5EL42E')
exprCheck('5 - 42', 'miL5EL42E')
# ['*', '/', '%']
exprCheck('5 * 42', 'mlL5EL42E')
exprCheck('5 / 42', 'dvL5EL42E')
exprCheck('5 % 42', 'rmL5EL42E')
# ['.*', '->*']
exprCheck('5 .* 42', 'dsL5EL42E')
exprCheck('5 ->* 42', 'pmL5EL42E')
# conditional
exprCheck('5 ? 7 : 3', 'quL5EL7EL3E')
# assignment
exprCheck('a = 5', 'aS1aL5E')
exprCheck('a *= 5', 'mL1aL5E')
exprCheck('a /= 5', 'dV1aL5E')
exprCheck('a %= 5', 'rM1aL5E')
exprCheck('a += 5', 'pL1aL5E')
exprCheck('a -= 5', 'mI1aL5E')
exprCheck('a >>= 5', 'rS1aL5E')
exprCheck('a <<= 5', 'lS1aL5E')
exprCheck('a &= 5', 'aN1aL5E')
exprCheck('a and_eq 5', 'aN1aL5E')
exprCheck('a ^= 5', 'eO1aL5E')
exprCheck('a xor_eq 5', 'eO1aL5E')
exprCheck('a |= 5', 'oR1aL5E')
exprCheck('a or_eq 5', 'oR1aL5E')
exprCheck('a = {{1, 2, 3}}', 'aS1ailL1EL2EL3EE')
# complex assignment and conditional
exprCheck('5 = 6 = 7', 'aSL5EaSL6EL7E')
exprCheck('5 = 6 ? 7 = 8 : 3', 'aSL5EquL6EaSL7EL8EL3E')
# comma operator
exprCheck('a, 5', 'cm1aL5E')
# Additional tests
# a < expression that starts with something that could be a template
exprCheck('A < 42', 'lt1AL42E')
check('function', 'template<> void f(A<B, 2> &v)',
{2: "IE1fR1AI1BX2EE", 3: "IE1fR1AI1BXL2EEE", 4: "IE1fvR1AI1BXL2EEE"})
exprCheck('A<1>::value', 'N1AIXL1EEE5valueE')
check('class', "template<int T = 42> {key}A", {2: "I_iE1A"})
check('enumerator', '{key}A = std::numeric_limits<unsigned long>::max()', {2: "1A"})
exprCheck('operator()()', 'clclE')
exprCheck('operator()<int>()', 'clclIiEE')
# pack expansion
exprCheck('a(b(c, 1 + d...)..., e(f..., g))', 'cl1aspcl1b1cspplL1E1dEcl1esp1f1gEE')
def test_domain_cpp_ast_type_definitions():
check("type", "public bool b", {1: "b", 2: "1b"}, "{key}bool b", key='typedef')
check("type", "{key}bool A::b", {1: "A::b", 2: "N1A1bE"}, key='typedef')
check("type", "{key}bool *b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool *const b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool *volatile const b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool *volatile const b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool *volatile const *b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool &b", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}bool b[]", {1: "b", 2: "1b"}, key='typedef')
check("type", "{key}std::pair<int, int> coord", {1: "coord", 2: "5coord"}, key='typedef')
check("type", "{key}long long int foo", {1: "foo", 2: "3foo"}, key='typedef')
check("type", '{key}std::vector<std::pair<std::string, long long>> module::blah',
{1: "module::blah", 2: "N6module4blahE"}, key='typedef')
check("type", "{key}std::function<void()> F", {1: "F", 2: "1F"}, key='typedef')
check("type", "{key}std::function<R(A1, A2)> F", {1: "F", 2: "1F"}, key='typedef')
check("type", "{key}std::function<R(A1, A2, A3)> F", {1: "F", 2: "1F"}, key='typedef')
check("type", "{key}std::function<R(A1, A2, A3, As...)> F", {1: "F", 2: "1F"}, key='typedef')
check("type", "{key}MyContainer::const_iterator",
{1: "MyContainer::const_iterator", 2: "N11MyContainer14const_iteratorE"})
check("type",
"public MyContainer::const_iterator",
{1: "MyContainer::const_iterator", 2: "N11MyContainer14const_iteratorE"},
output="{key}MyContainer::const_iterator")
# test decl specs on right
check("type", "{key}bool const b", {1: "b", 2: "1b"}, key='typedef')
# test name in global scope
check("type", "{key}bool ::B::b", {1: "B::b", 2: "N1B1bE"}, key='typedef')
check('type', '{key}A = B', {2: '1A'}, key='using')
check('type', '{key}A = decltype(b)', {2: '1A'}, key='using')
# from breathe#267 (named function parameters for function pointers
check('type', '{key}void (*gpio_callback_t)(struct device *port, uint32_t pin)',
{1: 'gpio_callback_t', 2: '15gpio_callback_t'}, key='typedef')
check('type', '{key}void (*f)(std::function<void(int i)> g)', {1: 'f', 2: '1f'},
key='typedef')
check('type', '{key}T = A::template B<int>::template C<double>', {2: '1T'}, key='using')
check('type', '{key}T = Q<A::operator()>', {2: '1T'}, key='using')
check('type', '{key}T = Q<A::operator()<int>>', {2: '1T'}, key='using')
check('type', '{key}T = Q<A::operator bool>', {2: '1T'}, key='using')
def test_domain_cpp_ast_concept_definitions():
check('concept', 'template<typename Param> {key}A::B::Concept',
{2: 'I0EN1A1B7ConceptE'})
check('concept', 'template<typename A, typename B, typename ...C> {key}Foo',
{2: 'I00DpE3Foo'})
with pytest.raises(DefinitionError):
parse('concept', '{key}Foo')
with pytest.raises(DefinitionError):
parse('concept', 'template<typename T> template<typename U> {key}Foo')
def test_domain_cpp_ast_member_definitions():
check('member', ' const std::string & name = 42',
{1: "name__ssCR", 2: "4name"}, output='const std::string &name = 42')
check('member', ' const std::string & name', {1: "name__ssCR", 2: "4name"},
output='const std::string &name')
check('member', ' const std::string & name [ n ]',
{1: "name__ssCRA", 2: "4name"}, output='const std::string &name[n]')
check('member', 'const std::vector< unsigned int, long> &name',
{1: "name__std::vector:unsigned-i.l:CR", 2: "4name"},
output='const std::vector<unsigned int, long> &name')
check('member', 'module::myclass foo[n]', {1: "foo__module::myclassA", 2: "3foo"})
check('member', 'int *const p', {1: 'p__iPC', 2: '1p'})
check('member', 'extern int myInt', {1: 'myInt__i', 2: '5myInt'})
check('member', 'thread_local int myInt', {1: 'myInt__i', 2: '5myInt'})
check('member', 'extern thread_local int myInt', {1: 'myInt__i', 2: '5myInt'})
check('member', 'thread_local extern int myInt', {1: 'myInt__i', 2: '5myInt'},
'extern thread_local int myInt')
# tests based on https://en.cppreference.com/w/cpp/language/bit_field
check('member', 'int b : 3', {1: 'b__i', 2: '1b'})
check('member', 'int b : 8 = 42', {1: 'b__i', 2: '1b'})
check('member', 'int b : 8{42}', {1: 'b__i', 2: '1b'})
# TODO: enable once the ternary operator is supported
# check('member', 'int b : true ? 8 : a = 42', {1: 'b__i', 2: '1b'})
# TODO: enable once the ternary operator is supported
# check('member', 'int b : (true ? 8 : a) = 42', {1: 'b__i', 2: '1b'})
check('member', 'int b : 1 || new int{0}', {1: 'b__i', 2: '1b'})
check('member', 'inline int n', {1: 'n__i', 2: '1n'})
check('member', 'constinit int n', {1: 'n__i', 2: '1n'})
def test_domain_cpp_ast_function_definitions():
check('function', 'void f(volatile int)', {1: "f__iV", 2: "1fVi"})
check('function', 'void f(std::size_t)', {1: "f__std::s", 2: "1fNSt6size_tE"})
check('function', 'operator bool() const', {1: "castto-b-operatorC", 2: "NKcvbEv"})
check('function', 'A::operator bool() const',
{1: "A::castto-b-operatorC", 2: "NK1AcvbEv"})
check('function', 'A::operator bool() volatile const &',
{1: "A::castto-b-operatorVCR", 2: "NVKR1AcvbEv"})
check('function', 'A::operator bool() volatile const &&',
{1: "A::castto-b-operatorVCO", 2: "NVKO1AcvbEv"})
check('function', 'bool namespaced::theclass::method(arg1, arg2)',
{1: "namespaced::theclass::method__arg1.arg2",
2: "N10namespaced8theclass6methodE4arg14arg2"})
x = 'std::vector<std::pair<std::string, int>> &module::test(register int ' \
'foo, bar, std::string baz = "foobar, blah, bleh") const = 0'
check('function', x, {1: "module::test__i.bar.ssC",
2: "NK6module4testEi3barNSt6stringE"})
check('function', 'void f(std::pair<A, B>)',
{1: "f__std::pair:A.B:", 2: "1fNSt4pairI1A1BEE"})
check('function', 'explicit module::myclass::foo::foo()',
{1: "module::myclass::foo::foo", 2: "N6module7myclass3foo3fooEv"})
check('function', 'module::myclass::foo::~foo()',
{1: "module::myclass::foo::~foo", 2: "N6module7myclass3fooD0Ev"})
check('function', 'int printf(const char *fmt, ...)',
{1: "printf__cCP.z", 2: "6printfPKcz"})
check('function', 'int foo(const unsigned int j)',
{1: "foo__unsigned-iC", 2: "3fooKj"})
check('function', 'int foo(const int *const ptr)',
{1: "foo__iCPC", 2: "3fooPCKi"})
check('function', 'module::myclass::operator std::vector<std::string>()',
{1: "module::myclass::castto-std::vector:ss:-operator",
2: "N6module7myclasscvNSt6vectorINSt6stringEEEEv"})
check('function',
'void operator()(const boost::array<VertexID, 2> &v) const',
{1: "call-operator__boost::array:VertexID.2:CRC",
2: "NKclERKN5boost5arrayI8VertexIDX2EEE",
3: "NKclERKN5boost5arrayI8VertexIDXL2EEEE"})
check('function',
'void operator()(const boost::array<VertexID, 2, "foo, bar"> &v) const',
{1: 'call-operator__boost::array:VertexID.2."foo,--bar":CRC',
2: 'NKclERKN5boost5arrayI8VertexIDX2EX"foo, bar"EEE',
3: 'NKclERKN5boost5arrayI8VertexIDXL2EEXLA9_KcEEEE'})
check('function', 'MyClass::MyClass(MyClass::MyClass&&)',
{1: "MyClass::MyClass__MyClass::MyClassRR",
2: "N7MyClass7MyClassERRN7MyClass7MyClassE"})
check('function', 'constexpr int get_value()', {1: "get_valueCE", 2: "9get_valuev"})
check('function', 'static constexpr int get_value()',
{1: "get_valueCE", 2: "9get_valuev"})
check('function', 'int get_value() const noexcept',
{1: "get_valueC", 2: "NK9get_valueEv"})
check('function', 'int get_value() const noexcept(std::is_nothrow_move_constructible<T>::value)',
{1: "get_valueC", 2: "NK9get_valueEv"})
check('function', 'int get_value() const noexcept("see below")',
{1: "get_valueC", 2: "NK9get_valueEv"})
check('function', 'int get_value() const noexcept = delete',
{1: "get_valueC", 2: "NK9get_valueEv"})
check('function', 'int get_value() volatile const',
{1: "get_valueVC", 2: "NVK9get_valueEv"})
check('function', 'MyClass::MyClass(MyClass::MyClass&&) = default',
{1: "MyClass::MyClass__MyClass::MyClassRR",
2: "N7MyClass7MyClassERRN7MyClass7MyClassE"})
check('function', 'virtual MyClass::a_virtual_function() const override',
{1: "MyClass::a_virtual_functionC", 2: "NK7MyClass18a_virtual_functionEv"})
check('function', 'A B() override', {1: "B", 2: "1Bv"})
check('function', 'A B() final', {1: "B", 2: "1Bv"})
check('function', 'A B() final override', {1: "B", 2: "1Bv"})
check('function', 'A B() override final', {1: "B", 2: "1Bv"},
output='A B() final override')
check('function', 'MyClass::a_member_function() volatile',
{1: "MyClass::a_member_functionV", 2: "NV7MyClass17a_member_functionEv"})
check('function', 'MyClass::a_member_function() volatile const',
{1: "MyClass::a_member_functionVC", 2: "NVK7MyClass17a_member_functionEv"})
check('function', 'MyClass::a_member_function() &&',
{1: "MyClass::a_member_functionO", 2: "NO7MyClass17a_member_functionEv"})
check('function', 'MyClass::a_member_function() &',
{1: "MyClass::a_member_functionR", 2: "NR7MyClass17a_member_functionEv"})
check('function', 'MyClass::a_member_function() const &',
{1: "MyClass::a_member_functionCR", 2: "NKR7MyClass17a_member_functionEv"})
check('function', 'int main(int argc, char *argv[])',
{1: "main__i.cPA", 2: "4mainiA_Pc"})
check('function', 'MyClass &MyClass::operator++()',
{1: "MyClass::inc-operator", 2: "N7MyClassppEv"})
check('function', 'MyClass::pointer MyClass::operator->()',
{1: "MyClass::pointer-operator", 2: "N7MyClassptEv"})
x = 'std::vector<std::pair<std::string, int>> &module::test(register int ' \
'foo, bar[n], std::string baz = "foobar, blah, bleh") const = 0'
check('function', x, {1: "module::test__i.barA.ssC",
2: "NK6module4testEiAn_3barNSt6stringE",
3: "NK6module4testEiA1n_3barNSt6stringE"})
check('function',
'int foo(Foo f = Foo(double(), std::make_pair(int(2), double(3.4))))',
{1: "foo__Foo", 2: "3foo3Foo"})
check('function', 'int foo(A a = x(a))', {1: "foo__A", 2: "3foo1A"})
with pytest.raises(DefinitionError):
parse('function', 'int foo(B b=x(a)')
with pytest.raises(DefinitionError):
parse('function', 'int foo)C c=x(a))')
with pytest.raises(DefinitionError):
parse('function', 'int foo(D d=x(a')
check('function', 'int foo(const A&... a)', {1: "foo__ACRDp", 2: "3fooDpRK1A"})
check('function', 'int foo(const A&...)', {1: "foo__ACRDp", 2: "3fooDpRK1A"})
check('function', 'int foo(const A*... a)', {1: "foo__ACPDp", 2: "3fooDpPK1A"})
check('function', 'int foo(const A*...)', {1: "foo__ACPDp", 2: "3fooDpPK1A"})
check('function', 'int foo(const int A::*... a)', {2: "3fooDpM1AKi"})
check('function', 'int foo(const int A::*...)', {2: "3fooDpM1AKi"})
# check('function', 'int foo(int (*a)(A)...)', {1: "foo__ACRDp", 2: "3fooDpPK1A"})
# check('function', 'int foo(int (*)(A)...)', {1: "foo__ACRDp", 2: "3fooDpPK1A"})
check('function', 'virtual void f()', {1: "f", 2: "1fv"})
# test for ::nestedName, from issue 1738
check("function", "result(int val, ::std::error_category const &cat)",
{1: "result__i.std::error_categoryCR", 2: "6resultiRKNSt14error_categoryE"})
check("function", "int *f()", {1: "f", 2: "1fv"})
# tests derived from issue #1753 (skip to keep sanity)
check("function", "f(int (&array)[10])", {2: "1fRA10_i", 3: "1fRAL10E_i"})
check("function", "void f(int (&array)[10])", {2: "1fRA10_i", 3: "1fRAL10E_i"})
check("function", "void f(float *q(double))", {2: "1fFPfdE"})
check("function", "void f(float *(*q)(double))", {2: "1fPFPfdE"})
check("function", "void f(float (*q)(double))", {2: "1fPFfdE"})
check("function", "int (*f(double d))(float)", {1: "f__double", 2: "1fd"})
check("function", "int (*f(bool b))[5]", {1: "f__b", 2: "1fb"})
check("function", "int (*A::f(double d) const)(float)",
{1: "A::f__doubleC", 2: "NK1A1fEd"})
check("function", "void f(std::shared_ptr<int(double)> ptr)",
{2: "1fNSt10shared_ptrIFidEEE"})
check("function", "void f(int *const p)", {1: "f__iPC", 2: "1fPCi"})
check("function", "void f(int *volatile const p)", {1: "f__iPVC", 2: "1fPVCi"})
check('function', 'extern int f()', {1: 'f', 2: '1fv'})
check('function', 'consteval int f()', {1: 'f', 2: '1fv'})
check('function', 'explicit(true) void f()', {1: 'f', 2: '1fv'})
check('function', 'decltype(auto) f()', {1: 'f', 2: "1fv"})
# TODO: make tests for functions in a template, e.g., Test<int&&()>
# such that the id generation for function type types is correct.
check('function', 'friend std::ostream &f(std::ostream &s, int i)',
{1: 'f__osR.i', 2: '1fRNSt7ostreamEi'})
# from breathe#223
check('function', 'void f(struct E e)', {1: 'f__E', 2: '1f1E'})
check('function', 'void f(class E e)', {1: 'f__E', 2: '1f1E'})
check('function', 'void f(typename E e)', {1: 'f__E', 2: '1f1E'})
check('function', 'void f(enum E e)', {1: 'f__E', 2: '1f1E'})
check('function', 'void f(union E e)', {1: 'f__E', 2: '1f1E'})
# pointer to member (function)
check('function', 'void f(int C::*)', {2: '1fM1Ci'})
check('function', 'void f(int C::* p)', {2: '1fM1Ci'})
check('function', 'void f(int ::C::* p)', {2: '1fM1Ci'})
check('function', 'void f(int C::*const)', {2: '1fKM1Ci'})
check('function', 'void f(int C::*const&)', {2: '1fRKM1Ci'})
check('function', 'void f(int C::*volatile)', {2: '1fVM1Ci'})
check('function', 'void f(int C::*const volatile)', {2: '1fVKM1Ci'},
output='void f(int C::*volatile const)')
check('function', 'void f(int C::*volatile const)', {2: '1fVKM1Ci'})
check('function', 'void f(int (C::*)(float, double))', {2: '1fM1CFifdE'})
check('function', 'void f(int (C::* p)(float, double))', {2: '1fM1CFifdE'})
check('function', 'void f(int (::C::* p)(float, double))', {2: '1fM1CFifdE'})
check('function', 'void f(void (C::*)() const &)', {2: '1fM1CKRFvvE'})
check('function', 'int C::* f(int, double)', {2: '1fid'})
check('function', 'void f(int C::* *p)', {2: '1fPM1Ci'})
check('function', 'void f(int C::**)', {2: '1fPM1Ci'})
check('function', 'void f(int C::*const *p)', {2: '1fPKM1Ci'})
check('function', 'void f(int C::*const*)', {2: '1fPKM1Ci'})
# exceptions from return type mangling
check('function', 'template<typename T> C()', {2: 'I0E1Cv'})
check('function', 'template<typename T> operator int()', {2: 'I0Ecviv'})
# trailing return types
ids = {1: 'f', 2: '1fv'}
check('function', 'int f()', ids)
check('function', 'auto f() -> int', ids)
check('function', 'virtual auto f() -> int = 0', ids)
check('function', 'virtual auto f() -> int final', ids)
check('function', 'virtual auto f() -> int override', ids)
ids = {2: 'I0E1fv', 4: 'I0E1fiv'}
check('function', 'template<typename T> int f()', ids)
check('function', 'template<typename T> f() -> int', ids)
# from breathe#441
check('function', 'auto MakeThingy() -> Thingy*', {1: 'MakeThingy', 2: '10MakeThingyv'})
# from #8960
check('function', 'void f(void (*p)(int, double), int i)', {2: '1fPFvidEi'})
# from #9535 comment
check('function', 'void f(void (*p)(int) = &foo)', {2: '1fPFviE'})
def test_domain_cpp_ast_operators():
check('function', 'void operator new()', {1: "new-operator", 2: "nwv"})
check('function', 'void operator new[]()', {1: "new-array-operator", 2: "nav"})
check('function', 'void operator delete()', {1: "delete-operator", 2: "dlv"})
check('function', 'void operator delete[]()', {1: "delete-array-operator", 2: "dav"})
check('function', 'operator bool() const', {1: "castto-b-operatorC", 2: "NKcvbEv"})
check('function', 'void operator""_udl()', {2: 'li4_udlv'})
check('function', 'void operator~()', {1: "inv-operator", 2: "cov"})
check('function', 'void operator compl()', {2: "cov"})
check('function', 'void operator+()', {1: "add-operator", 2: "plv"})
check('function', 'void operator-()', {1: "sub-operator", 2: "miv"})
check('function', 'void operator*()', {1: "mul-operator", 2: "mlv"})
check('function', 'void operator/()', {1: "div-operator", 2: "dvv"})
check('function', 'void operator%()', {1: "mod-operator", 2: "rmv"})
check('function', 'void operator&()', {1: "and-operator", 2: "anv"})
check('function', 'void operator bitand()', {2: "anv"})
check('function', 'void operator|()', {1: "or-operator", 2: "orv"})
check('function', 'void operator bitor()', {2: "orv"})
check('function', 'void operator^()', {1: "xor-operator", 2: "eov"})
check('function', 'void operator xor()', {2: "eov"})
check('function', 'void operator=()', {1: "assign-operator", 2: "aSv"})
check('function', 'void operator+=()', {1: "add-assign-operator", 2: "pLv"})
check('function', 'void operator-=()', {1: "sub-assign-operator", 2: "mIv"})
check('function', 'void operator*=()', {1: "mul-assign-operator", 2: "mLv"})
check('function', 'void operator/=()', {1: "div-assign-operator", 2: "dVv"})
check('function', 'void operator%=()', {1: "mod-assign-operator", 2: "rMv"})
check('function', 'void operator&=()', {1: "and-assign-operator", 2: "aNv"})
check('function', 'void operator and_eq()', {2: "aNv"})
check('function', 'void operator|=()', {1: "or-assign-operator", 2: "oRv"})
check('function', 'void operator or_eq()', {2: "oRv"})
check('function', 'void operator^=()', {1: "xor-assign-operator", 2: "eOv"})
check('function', 'void operator xor_eq()', {2: "eOv"})
check('function', 'void operator<<()', {1: "lshift-operator", 2: "lsv"})
check('function', 'void operator>>()', {1: "rshift-operator", 2: "rsv"})
check('function', 'void operator<<=()', {1: "lshift-assign-operator", 2: "lSv"})
check('function', 'void operator>>=()', {1: "rshift-assign-operator", 2: "rSv"})
check('function', 'void operator==()', {1: "eq-operator", 2: "eqv"})
check('function', 'void operator!=()', {1: "neq-operator", 2: "nev"})
check('function', 'void operator not_eq()', {2: "nev"})
check('function', 'void operator<()', {1: "lt-operator", 2: "ltv"})
check('function', 'void operator>()', {1: "gt-operator", 2: "gtv"})
check('function', 'void operator<=()', {1: "lte-operator", 2: "lev"})
check('function', 'void operator>=()', {1: "gte-operator", 2: "gev"})
check('function', 'void operator<=>()', {2: "ssv"})
check('function', 'void operator!()', {1: "not-operator", 2: "ntv"})
check('function', 'void operator not()', {2: "ntv"})
check('function', 'void operator&&()', {1: "sand-operator", 2: "aav"})
check('function', 'void operator and()', {2: "aav"})
check('function', 'void operator||()', {1: "sor-operator", 2: "oov"})
check('function', 'void operator or()', {2: "oov"})
check('function', 'void operator++()', {1: "inc-operator", 2: "ppv"})
check('function', 'void operator--()', {1: "dec-operator", 2: "mmv"})
check('function', 'void operator,()', {1: "comma-operator", 2: "cmv"})
check('function', 'void operator->*()', {1: "pointer-by-pointer-operator", 2: "pmv"})
check('function', 'void operator->()', {1: "pointer-operator", 2: "ptv"})
check('function', 'void operator()()', {1: "call-operator", 2: "clv"})
check('function', 'void operator[]()', {1: "subscript-operator", 2: "ixv"})
def test_domain_cpp_ast_nested_name():
check('class', '{key}::A', {1: "A", 2: "1A"})
check('class', '{key}::A::B', {1: "A::B", 2: "N1A1BE"})
check('function', 'void f(::A a)', {1: "f__A", 2: "1f1A"})
check('function', 'void f(::A::B a)', {1: "f__A::B", 2: "1fN1A1BE"})
def test_domain_cpp_ast_class_definitions():
check('class', 'public A', {1: "A", 2: "1A"}, output='{key}A')
check('class', 'private {key}A', {1: "A", 2: "1A"})
check('class', '{key}A final', {1: 'A', 2: '1A'})
# test bases
check('class', '{key}A', {1: "A", 2: "1A"})
check('class', '{key}A::B::C', {1: "A::B::C", 2: "N1A1B1CE"})
check('class', '{key}A : B', {1: "A", 2: "1A"})
check('class', '{key}A : private B', {1: "A", 2: "1A"})
check('class', '{key}A : public B', {1: "A", 2: "1A"})
check('class', '{key}A : B, C', {1: "A", 2: "1A"})
check('class', '{key}A : B, protected C, D', {1: "A", 2: "1A"})
check('class', 'A : virtual private B', {1: 'A', 2: '1A'}, output='{key}A : private virtual B')
check('class', '{key}A : private virtual B', {1: 'A', 2: '1A'})
check('class', '{key}A : B, virtual C', {1: 'A', 2: '1A'})
check('class', '{key}A : public virtual B', {1: 'A', 2: '1A'})
check('class', '{key}A : B, C...', {1: 'A', 2: '1A'})
check('class', '{key}A : B..., C', {1: 'A', 2: '1A'})
# from #4094
check('class', 'template<class, class = std::void_t<>> {key}has_var', {2: 'I00E7has_var'})
check('class', 'template<class T> {key}has_var<T, std::void_t<decltype(&T::var)>>',
{2: 'I0E7has_varI1TNSt6void_tIDTadN1T3varEEEEE'})
check('class', 'template<typename ...Ts> {key}T<int (*)(Ts)...>',
{2: 'IDpE1TIJPFi2TsEEE'})
check('class', 'template<int... Is> {key}T<(Is)...>',
{2: 'I_DpiE1TIJX(Is)EEE', 3: 'I_DpiE1TIJX2IsEEE'})
def test_domain_cpp_ast_union_definitions():
check('union', '{key}A', {2: "1A"})
def test_domain_cpp_ast_enum_definitions():
check('enum', '{key}A', {2: "1A"})
check('enum', '{key}A : std::underlying_type<B>::type', {2: "1A"})
check('enum', '{key}A : unsigned int', {2: "1A"})
check('enum', 'public A', {2: "1A"}, output='{key}A')
check('enum', 'private {key}A', {2: "1A"})
check('enumerator', '{key}A', {2: "1A"})
check('enumerator', '{key}A = std::numeric_limits<unsigned long>::max()', {2: "1A"})
def test_domain_cpp_ast_anon_definitions():
check('class', '@a', {3: "Ut1_a"}, asTextOutput='class [anonymous]')
check('union', '@a', {3: "Ut1_a"}, asTextOutput='union [anonymous]')
check('enum', '@a', {3: "Ut1_a"}, asTextOutput='enum [anonymous]')
check('class', '@1', {3: "Ut1_1"}, asTextOutput='class [anonymous]')
check('class', '@a::A', {3: "NUt1_a1AE"}, asTextOutput='class [anonymous]::A')
check('function', 'int f(int @a)', {1: 'f__i', 2: '1fi'},
asTextOutput='int f(int [anonymous])')
def test_domain_cpp_ast_templates():
check('class', "A<T>", {2: "IE1AI1TE"}, output="template<> {key}A<T>")
# first just check which objects support templating
check('class', "template<> {key}A", {2: "IE1A"})
check('function', "template<> void A()", {2: "IE1Av", 4: "IE1Avv"})
check('member', "template<> A a", {2: "IE1a"})
check('type', "template<> {key}a = A", {2: "IE1a"}, key='using')
with pytest.raises(DefinitionError):
parse('enum', "template<> A")
with pytest.raises(DefinitionError):
parse('enumerator', "template<> A")
# then all the real tests
check('class', "template<typename T1, typename T2> {key}A", {2: "I00E1A"})
check('type', "template<> {key}a", {2: "IE1a"}, key='using')
check('class', "template<typename T> {key}A", {2: "I0E1A"})
check('class', "template<class T> {key}A", {2: "I0E1A"})
check('class', "template<typename ...T> {key}A", {2: "IDpE1A"})
check('class', "template<typename...> {key}A", {2: "IDpE1A"})
check('class', "template<typename = Test> {key}A", {2: "I0E1A"})
check('class', "template<typename T = Test> {key}A", {2: "I0E1A"})
check('class', "template<template<typename> typename T> {key}A", {2: "II0E0E1A"})
check('class', "template<template<typename> class T> {key}A", {2: "II0E0E1A"})
check('class', "template<template<typename> typename> {key}A", {2: "II0E0E1A"})
check('class', "template<template<typename> typename ...T> {key}A", {2: "II0EDpE1A"})
check('class', "template<template<typename> typename...> {key}A", {2: "II0EDpE1A"})
check('class', "template<typename T, template<typename> typename...> {key}A", {2: "I0I0EDpE1A"})
check('class', "template<int> {key}A", {2: "I_iE1A"})
check('class', "template<int T> {key}A", {2: "I_iE1A"})
check('class', "template<int... T> {key}A", {2: "I_DpiE1A"})
check('class', "template<int T = 42> {key}A", {2: "I_iE1A"})
check('class', "template<int = 42> {key}A", {2: "I_iE1A"})
check('class', "template<typename A<B>::C> {key}A", {2: "I_N1AI1BE1CEE1A"})
check('class', "template<typename A<B>::C = 42> {key}A", {2: "I_N1AI1BE1CEE1A"})
# from #7944
check('function', "template<typename T, "
"typename std::enable_if<!has_overloaded_addressof<T>::value, bool>::type = false"
"> constexpr T *static_addressof(T &ref)",
{2: "I0_NSt9enable_ifIX!has_overloaded_addressof<T>::valueEbE4typeEE16static_addressofR1T",
3: "I0_NSt9enable_ifIXntN24has_overloaded_addressofI1TE5valueEEbE4typeEE16static_addressofR1T",
4: "I0_NSt9enable_ifIXntN24has_overloaded_addressofI1TE5valueEEbE4typeEE16static_addressofP1TR1T"})
check('class', "template<> {key}A<NS::B<>>", {2: "IE1AIN2NS1BIEEE"})
# from #2058
check('function',
"template<typename Char, typename Traits> "
"inline std::basic_ostream<Char, Traits> &operator<<("
"std::basic_ostream<Char, Traits> &os, "
"const c_string_view_base<const Char, Traits> &str)",
{2: "I00ElsRNSt13basic_ostreamI4Char6TraitsEE"
"RK18c_string_view_baseIK4Char6TraitsE",
4: "I00Els"
"RNSt13basic_ostreamI4Char6TraitsEE"
"RNSt13basic_ostreamI4Char6TraitsEE"
"RK18c_string_view_baseIK4Char6TraitsE"})
# template introductions
with pytest.raises(DefinitionError):
parse('enum', 'abc::ns::foo{id_0, id_1, id_2} A')
with pytest.raises(DefinitionError):
parse('enumerator', 'abc::ns::foo{id_0, id_1, id_2} A')
check('class', 'abc::ns::foo{{id_0, id_1, id_2}} {key}xyz::bar',
{2: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barE'})
check('class', 'abc::ns::foo{{id_0, id_1, ...id_2}} {key}xyz::bar',
{2: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barE'})
check('class', 'abc::ns::foo{{id_0, id_1, id_2}} {key}xyz::bar<id_0, id_1, id_2>',
{2: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barE'})
check('class', 'abc::ns::foo{{id_0, id_1, ...id_2}} {key}xyz::bar<id_0, id_1, id_2...>',
{2: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barE'})
check('class', 'template<> Concept{{U}} {key}A<int>::B', {2: 'IEI0EX7ConceptI1UEEN1AIiE1BE'})
check('type', 'abc::ns::foo{{id_0, id_1, id_2}} {key}xyz::bar = ghi::qux',
{2: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barE'}, key='using')
check('type', 'abc::ns::foo{{id_0, id_1, ...id_2}} {key}xyz::bar = ghi::qux',
{2: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barE'}, key='using')
check('function', 'abc::ns::foo{id_0, id_1, id_2} void xyz::bar()',
{2: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barEv',
4: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barEvv'})
check('function', 'abc::ns::foo{id_0, id_1, ...id_2} void xyz::bar()',
{2: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barEv',
4: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barEvv'})
check('member', 'abc::ns::foo{id_0, id_1, id_2} ghi::qux xyz::bar',
{2: 'I000EXN3abc2ns3fooEI4id_04id_14id_2EEN3xyz3barE'})
check('member', 'abc::ns::foo{id_0, id_1, ...id_2} ghi::qux xyz::bar',
{2: 'I00DpEXN3abc2ns3fooEI4id_04id_1sp4id_2EEN3xyz3barE'})
check('concept', 'Iterator{{T, U}} {key}Another', {2: 'I00EX8IteratorI1T1UEE7Another'})
check('concept', 'template<typename ...Pack> {key}Numerics = (... && Numeric<Pack>)',
{2: 'IDpE8Numerics'})
# explicit specializations of members
check('member', 'template<> int A<int>::a', {2: 'IEN1AIiE1aE'})
check('member', 'template int A<int>::a', {2: 'IEN1AIiE1aE'},
output='template<> int A<int>::a') # same as above
check('member', 'template<> template<> int A<int>::B<int>::b', {2: 'IEIEN1AIiE1BIiE1bE'})
check('member', 'template int A<int>::B<int>::b', {2: 'IEIEN1AIiE1BIiE1bE'},
output='template<> template<> int A<int>::B<int>::b') # same as above
# defaulted constrained type parameters
check('type', 'template<C T = int&> {key}A', {2: 'I_1CE1A'}, key='using')
# pack expansion after non-type template parameter
check('type', 'template<int (X::*)(bool)...> {key}A', {2: 'I_DpM1XFibEE1A'}, key='using')
def test_domain_cpp_ast_placeholder_types():
check('function', 'void f(Sortable auto &v)', {1: 'f__SortableR', 2: '1fR8Sortable'})
check('function', 'void f(const Sortable auto &v)', {1: 'f__SortableCR', 2: '1fRK8Sortable'})
check('function', 'void f(Sortable decltype(auto) &v)', {1: 'f__SortableR', 2: '1fR8Sortable'})
check('function', 'void f(const Sortable decltype(auto) &v)', {1: 'f__SortableCR', 2: '1fRK8Sortable'})
check('function', 'void f(Sortable decltype ( auto ) &v)', {1: 'f__SortableR', 2: '1fR8Sortable'},
output='void f(Sortable decltype(auto) &v)')
def test_domain_cpp_ast_requires_clauses():
check('function', 'template<typename T> requires A auto f() -> void requires B',
{4: 'I0EIQaa1A1BE1fvv'})
check('function', 'template<typename T> requires A || B or C void f()',
{4: 'I0EIQoo1Aoo1B1CE1fvv'})
check('function', 'void f() requires A || B || C',
{4: 'IQoo1Aoo1B1CE1fv'})
check('function', 'Foo() requires A || B || C',
{4: 'IQoo1Aoo1B1CE3Foov'})
check('function', 'template<typename T> requires A && B || C and D void f()',
{4: 'I0EIQooaa1A1Baa1C1DE1fvv'})
check('function',
'template<typename T> requires R<T> ' +
'template<typename U> requires S<T> ' +
'void A<T>::f() requires B',
{4: 'I0EIQ1RI1TEEI0EIQaa1SI1TE1BEN1A1fEvv'})
check('function',
'template<template<typename T> requires R<T> typename X> ' +
'void f()',
{2: 'II0EIQ1RI1TEE0E1fv', 4: 'II0EIQ1RI1TEE0E1fvv'})
check('type',
'template<typename T> requires IsValid<T> {key}T = true_type',
{4: 'I0EIQ7IsValidI1TEE1T'}, key='using')
check('class',
'template<typename T> requires IsValid<T> {key}T : Base',
{4: 'I0EIQ7IsValidI1TEE1T'}, key='class')
check('union',
'template<typename T> requires IsValid<T> {key}T',
{4: 'I0EIQ7IsValidI1TEE1T'}, key='union')
check('member',
'template<typename T> requires IsValid<T> int Val = 7',
{4: 'I0EIQ7IsValidI1TEE3Val'})
def test_domain_cpp_ast_template_args():
# from breathe#218
check('function',
"template<typename F> "
"void allow(F *f, typename func<F, B, G != 1>::type tt)",
{2: "I0E5allowP1FN4funcI1F1BXG != 1EE4typeE",
3: "I0E5allowP1FN4funcI1F1BXne1GL1EEE4typeE",
4: "I0E5allowvP1FN4funcI1F1BXne1GL1EEE4typeE"})
# from #3542
check('type', "template<typename T> {key}"
"enable_if_not_array_t = std::enable_if_t<!is_array<T>::value, int>",
{2: "I0E21enable_if_not_array_t"},
key='using')
def test_domain_cpp_ast_initializers():
idsMember = {1: 'v__T', 2: '1v'}
idsFunction = {1: 'f__T', 2: '1f1T'}
idsTemplate = {2: 'I_1TE1fv', 4: 'I_1TE1fvv'}
# no init
check('member', 'T v', idsMember)
check('function', 'void f(T v)', idsFunction)
check('function', 'template<T v> void f()', idsTemplate)
# with '=', assignment-expression
check('member', 'T v = 42', idsMember)
check('function', 'void f(T v = 42)', idsFunction)
check('function', 'template<T v = 42> void f()', idsTemplate)
# with '=', braced-init
check('member', 'T v = {}', idsMember)
check('function', 'void f(T v = {})', idsFunction)
check('function', 'template<T v = {}> void f()', idsTemplate)
check('member', 'T v = {42, 42, 42}', idsMember)
check('function', 'void f(T v = {42, 42, 42})', idsFunction)
check('function', 'template<T v = {42, 42, 42}> void f()', idsTemplate)
check('member', 'T v = {42, 42, 42,}', idsMember)
check('function', 'void f(T v = {42, 42, 42,})', idsFunction)
check('function', 'template<T v = {42, 42, 42,}> void f()', idsTemplate)
check('member', 'T v = {42, 42, args...}', idsMember)
check('function', 'void f(T v = {42, 42, args...})', idsFunction)
check('function', 'template<T v = {42, 42, args...}> void f()', idsTemplate)
# without '=', braced-init
check('member', 'T v{}', idsMember)
check('member', 'T v{42, 42, 42}', idsMember)
check('member', 'T v{42, 42, 42,}', idsMember)
check('member', 'T v{42, 42, args...}', idsMember)
# other
check('member', 'T v = T{}', idsMember)
def test_domain_cpp_ast_attributes():
# style: C++
check('member', '[[]] int f', {1: 'f__i', 2: '1f'})
check('member', '[ [ ] ] int f', {1: 'f__i', 2: '1f'},
# this will fail when the proper grammar is implemented
output='[[ ]] int f')
check('member', '[[a]] int f', {1: 'f__i', 2: '1f'})
# style: GNU
check('member', '__attribute__(()) int f', {1: 'f__i', 2: '1f'})
check('member', '__attribute__((a)) int f', {1: 'f__i', 2: '1f'})
check('member', '__attribute__((a, b)) int f', {1: 'f__i', 2: '1f'})
check('member', '__attribute__((optimize(3))) int f', {1: 'f__i', 2: '1f'})
check('member', '__attribute__((format(printf, 1, 2))) int f', {1: 'f__i', 2: '1f'})
# style: user-defined id
check('member', 'id_attr int f', {1: 'f__i', 2: '1f'})
# style: user-defined paren
check('member', 'paren_attr() int f', {1: 'f__i', 2: '1f'})
check('member', 'paren_attr(a) int f', {1: 'f__i', 2: '1f'})
check('member', 'paren_attr("") int f', {1: 'f__i', 2: '1f'})
check('member', 'paren_attr(()[{}][]{}) int f', {1: 'f__i', 2: '1f'})
with pytest.raises(DefinitionError):
parse('member', 'paren_attr(() int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr([) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr({) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr([)]) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr((])) int f')
with pytest.raises(DefinitionError):
parse('member', 'paren_attr({]}) int f')
# position: decl specs
check('function', 'static inline __attribute__(()) void f()',
{1: 'f', 2: '1fv'},
output='__attribute__(()) static inline void f()')
check('function', '[[attr1]] [[attr2]] void f()', {1: 'f', 2: '1fv'})
# position: declarator
check('member', 'int *[[attr1]] [[attr2]] i', {1: 'i__iP', 2: '1i'})
check('member', 'int *const [[attr1]] [[attr2]] volatile i', {1: 'i__iPVC', 2: '1i'},
output='int *[[attr1]] [[attr2]] volatile const i')
check('member', 'int &[[attr1]] [[attr2]] i', {1: 'i__iR', 2: '1i'})
check('member', 'int *[[attr1]] [[attr2]] *i', {1: 'i__iPP', 2: '1i'})
# position: parameters and qualifiers
check('function', 'void f() [[attr1]] [[attr2]]', {1: 'f', 2: '1fv'})
# position: class, union, enum
check('class', '{key}[[attr1]] [[attr2]] Foo', {1: 'Foo', 2: '3Foo'}, key='class')
check('union', '{key}[[attr1]] [[attr2]] Foo', {2: '3Foo'}, key='union')
check('enum', '{key}[[attr1]] [[attr2]] Foo', {2: '3Foo'}, key='enum')
# position: enumerator
check('enumerator', '{key}Foo [[attr1]] [[attr2]]', {2: '3Foo'})
check('enumerator', '{key}Foo [[attr1]] [[attr2]] = 42', {2: '3Foo'})
def test_domain_cpp_ast_xref_parsing():
def check(target):
class Config:
cpp_id_attributes = ["id_attr"]
cpp_paren_attributes = ["paren_attr"]
parser = DefinitionParser(target, location=None,
config=Config())
ast, isShorthand = parser.parse_xref_object()
parser.assert_end()
check('f')
check('f()')
check('void f()')
check('T f()')
@pytest.mark.parametrize(
("param", "is_pack"),
[('typename', False),
('typename T', False),
('typename...', True),
('typename... T', True),
('int', False),
('int N', False),
('int* N', False),
('int& N', False),
('int&... N', True),
('int*... N', True),
('int...', True),
('int... N', True),
('auto', False),
('auto...', True),
('int X::*', False),
('int X::*...', True),
('int (X::*)(bool)', False),
('int (X::*x)(bool)', False),
('int (X::*)(bool)...', True),
('template<typename> class', False),
('template<typename> class...', True),
])
def test_domain_cpp_template_parameters_is_pack(param: str, is_pack: bool):
def parse_template_parameter(param: str):
ast = parse('type', 'template<' + param + '> X')
return ast.templatePrefix.templates[0].params[0]
ast = parse_template_parameter(param)
assert ast.isPack == is_pack
# def test_print():
# # used for getting all the ids out for checking
# for a in ids:
# print(a)
# raise DefinitionError
def filter_warnings(warning, file):
lines = warning.getvalue().split("\n")
res = [l for l in lines if "domain-cpp" in l and f"{file}.rst" in l and
"WARNING: document isn't included in any toctree" not in l]
print(f"Filtered warnings for file '{file}':")
for w in res:
print(w)
return res
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_multi_decl_lookup(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "lookup-key-overload")
assert len(ws) == 0
ws = filter_warnings(warning, "multi-decl-lookup")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_warn_template_param_qualified_name(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "warn-template-param-qualified-name")
assert len(ws) == 2
assert "WARNING: cpp:type reference target not found: T::typeWarn" in ws[0]
assert "WARNING: cpp:type reference target not found: T::U::typeWarn" in ws[1]
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_backslash_ok_true(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "backslash")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_semicolon(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "semicolon")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-cpp',
confoverrides={'nitpicky': True, 'strip_signature_backslash': True})
def test_domain_cpp_build_backslash_ok_false(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "backslash")
assert len(ws) == 1
assert "WARNING: Parsing of expression failed. Using fallback parser." in ws[0]
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_anon_dup_decl(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "anon-dup-decl")
assert len(ws) == 2
assert "WARNING: cpp:identifier reference target not found: @a" in ws[0]
assert "WARNING: cpp:identifier reference target not found: @b" in ws[1]
@pytest.mark.sphinx(testroot='domain-cpp')
def test_domain_cpp_build_misuse_of_roles(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "roles-targets-ok")
assert len(ws) == 0
ws = filter_warnings(warning, "roles-targets-warn")
# the roles that should be able to generate warnings:
allRoles = ['class', 'struct', 'union', 'func', 'member', 'var', 'type', 'concept', 'enum', 'enumerator']
ok = [ # targetType, okRoles
('class', ['class', 'struct', 'type']),
('union', ['union', 'type']),
('func', ['func', 'type']),
('member', ['member', 'var']),
('type', ['type']),
('concept', ['concept']),
('enum', ['type', 'enum']),
('enumerator', ['enumerator']),
('functionParam', ['member', 'var']),
('templateParam', ['class', 'struct', 'union', 'member', 'var', 'type']),
]
warn = []
for targetType, roles in ok:
txtTargetType = "function" if targetType == "func" else targetType
for r in allRoles:
if r not in roles:
warn.append(f"WARNING: cpp:{r} targets a {txtTargetType} (")
if targetType == 'templateParam':
warn.append(f"WARNING: cpp:{r} targets a {txtTargetType} (")
warn.append(f"WARNING: cpp:{r} targets a {txtTargetType} (")
warn = sorted(warn)
for w in ws:
assert "targets a" in w
ws = [w[w.index("WARNING:"):] for w in ws]
ws = sorted(ws)
print("Expected warnings:")
for w in warn:
print(w)
print("Actual warnings:")
for w in ws:
print(w)
for i in range(min(len(warn), len(ws))):
assert ws[i].startswith(warn[i])
assert len(ws) == len(warn)
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'add_function_parentheses': True})
def test_domain_cpp_build_with_add_function_parentheses_is_True(app, status, warning):
app.build(force_all=True)
def check(spec, text, file):
pattern = '<li><p>%s<a .*?><code .*?><span .*?>%s</span></code></a></p></li>' % spec
res = re.search(pattern, text)
if not res:
print(f"Pattern\n\t{pattern}\nnot found in {file}")
raise AssertionError
rolePatterns = [
('', 'Sphinx'),
('', 'Sphinx::version'),
('', 'version'),
('', 'List'),
('', 'MyEnum'),
]
parenPatterns = [
('ref function without parens ', r'paren_1\(\)'),
('ref function with parens ', r'paren_2\(\)'),
('ref function without parens, explicit title ', 'paren_3_title'),
('ref function with parens, explicit title ', 'paren_4_title'),
('ref op call without parens ', r'paren_5::operator\(\)\(\)'),
('ref op call with parens ', r'paren_6::operator\(\)\(\)'),
('ref op call without parens, explicit title ', 'paren_7_title'),
('ref op call with parens, explicit title ', 'paren_8_title'),
]
f = 'roles.html'
t = (app.outdir / f).read_text(encoding='utf8')
for s in rolePatterns:
check(s, t, f)
for s in parenPatterns:
check(s, t, f)
f = 'any-role.html'
t = (app.outdir / f).read_text(encoding='utf8')
for s in parenPatterns:
check(s, t, f)
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'add_function_parentheses': False})
def test_domain_cpp_build_with_add_function_parentheses_is_False(app, status, warning):
app.build(force_all=True)
def check(spec, text, file):
pattern = '<li><p>%s<a .*?><code .*?><span .*?>%s</span></code></a></p></li>' % spec
res = re.search(pattern, text)
if not res:
print(f"Pattern\n\t{pattern}\nnot found in {file}")
raise AssertionError
rolePatterns = [
('', 'Sphinx'),
('', 'Sphinx::version'),
('', 'version'),
('', 'List'),
('', 'MyEnum'),
]
parenPatterns = [
('ref function without parens ', 'paren_1'),
('ref function with parens ', 'paren_2'),
('ref function without parens, explicit title ', 'paren_3_title'),
('ref function with parens, explicit title ', 'paren_4_title'),
('ref op call without parens ', r'paren_5::operator\(\)'),
('ref op call with parens ', r'paren_6::operator\(\)'),
('ref op call without parens, explicit title ', 'paren_7_title'),
('ref op call with parens, explicit title ', 'paren_8_title'),
]
f = 'roles.html'
t = (app.outdir / f).read_text(encoding='utf8')
for s in rolePatterns:
check(s, t, f)
for s in parenPatterns:
check(s, t, f)
f = 'any-role.html'
t = (app.outdir / f).read_text(encoding='utf8')
for s in parenPatterns:
check(s, t, f)
@pytest.mark.sphinx(testroot='domain-cpp')
def test_domain_cpp_build_xref_consistency(app, status, warning):
app.build(force_all=True)
test = 'xref_consistency.html'
output = (app.outdir / test).read_text(encoding='utf8')
def classes(role, tag):
pattern = (fr'{role}-role:.*?'
fr'<(?P<tag>{tag}) .*?class=["\'](?P<classes>.*?)["\'].*?>'
r'.*'
r'</(?P=tag)>')
result = re.search(pattern, output)
expect = f'''\
Pattern for role `{role}` with tag `{tag}`
\t{pattern}
not found in `{test}`
'''
assert result, expect
return set(result.group('classes').split())
class RoleClasses:
"""Collect the classes from the layout that was generated for a given role."""
def __init__(self, role, root, contents):
self.name = role
self.classes = classes(role, root)
self.content_classes = {}
for tag in contents:
self.content_classes[tag] = classes(role, tag)
# not actually used as a reference point
# code_role = RoleClasses('code', 'code', [])
any_role = RoleClasses('any', 'a', ['code'])
cpp_any_role = RoleClasses('cpp-any', 'a', ['code'])
# NYI: consistent looks
# texpr_role = RoleClasses('cpp-texpr', 'span', ['a', 'code'])
expr_role = RoleClasses('cpp-expr', 'span', ['a'])
texpr_role = RoleClasses('cpp-texpr', 'span', ['a', 'span'])
# XRefRole-style classes
# any and cpp:any do not put these classes at the root
# n.b. the generic any machinery finds the specific 'cpp-class' object type
expect = 'any uses XRefRole classes'
assert {'xref', 'any', 'cpp', 'cpp-class'} <= any_role.content_classes['code'], expect
expect = 'cpp:any uses XRefRole classes'
assert {'xref', 'cpp-any', 'cpp'} <= cpp_any_role.content_classes['code'], expect
for role in (expr_role, texpr_role):
name = role.name
expect = f'`{name}` puts the domain and role classes at its root'
assert {'sig', 'sig-inline', 'cpp', name} <= role.classes, expect
# reference classes
expect = 'the xref roles use the same reference classes'
assert any_role.classes == cpp_any_role.classes, expect
assert any_role.classes == expr_role.content_classes['a'], expect
assert any_role.classes == texpr_role.content_classes['a'], expect
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_field_role(app, status, warning):
app.build(force_all=True)
ws = filter_warnings(warning, "field-role")
assert len(ws) == 0
@pytest.mark.sphinx(testroot='domain-cpp', confoverrides={'nitpicky': True})
def test_domain_cpp_build_operator_lookup(app, status, warning):
app.builder.build_all()
ws = filter_warnings(warning, "operator-lookup")
assert len(ws) == 5
# TODO: the first one should not happen
assert ":10: WARNING: cpp:identifier reference target not found: _lit" in ws[0]
assert ":18: WARNING: cpp:func reference target not found: int h" in ws[1]
assert ":19: WARNING: cpp:func reference target not found: int operator+(bool, bool)" in ws[2]
assert ":20: WARNING: cpp:func reference target not found: int operator\"\"_udl" in ws[3]
assert ":21: WARNING: cpp:func reference target not found: operator bool" in ws[4]
@pytest.mark.sphinx(testroot='domain-cpp-intersphinx', confoverrides={'nitpicky': True})
def test_domain_cpp_build_intersphinx(tmp_path, app, status, warning):
origSource = """\
.. cpp:class:: _class
.. cpp:struct:: _struct
.. cpp:union:: _union
.. cpp:function:: void _function()
.. cpp:member:: int _member
.. cpp:var:: int _var
.. cpp:type:: _type
.. cpp:concept:: template<typename T> _concept
.. cpp:enum:: _enum
.. cpp:enumerator:: _enumerator
.. cpp:enum-struct:: _enumStruct
.. cpp:enumerator:: _scopedEnumerator
.. cpp:enum-class:: _enumClass
.. cpp:function:: void _functionParam(int param)
.. cpp:function:: template<typename TParam> void _templateParam()
""" # noqa: F841
inv_file = tmp_path / 'inventory'
inv_file.write_bytes(b'''\
# Sphinx inventory version 2
# Project: C Intersphinx Test
# Version:
# The remainder of this file is compressed using zlib.
''' + zlib.compress(b'''\
_class cpp:class 1 index.html#_CPPv46$ -
_concept cpp:concept 1 index.html#_CPPv4I0E8$ -
_concept::T cpp:templateParam 1 index.html#_CPPv4I0E8_concept -
_enum cpp:enum 1 index.html#_CPPv45$ -
_enum::_enumerator cpp:enumerator 1 index.html#_CPPv4N5_enum11_enumeratorE -
_enumClass cpp:enum 1 index.html#_CPPv410$ -
_enumStruct cpp:enum 1 index.html#_CPPv411$ -
_enumStruct::_scopedEnumerator cpp:enumerator 1 index.html#_CPPv4N11_enumStruct17_scopedEnumeratorE -
_enumerator cpp:enumerator 1 index.html#_CPPv4N5_enum11_enumeratorE -
_function cpp:function 1 index.html#_CPPv49_functionv -
_functionParam cpp:function 1 index.html#_CPPv414_functionParami -
_functionParam::param cpp:functionParam 1 index.html#_CPPv414_functionParami -
_member cpp:member 1 index.html#_CPPv47$ -
_struct cpp:class 1 index.html#_CPPv47$ -
_templateParam cpp:function 1 index.html#_CPPv4I0E14_templateParamvv -
_templateParam::TParam cpp:templateParam 1 index.html#_CPPv4I0E14_templateParamvv -
_type cpp:type 1 index.html#_CPPv45$ -
_union cpp:union 1 index.html#_CPPv46$ -
_var cpp:member 1 index.html#_CPPv44$ -
''')) # noqa: W291
app.config.intersphinx_mapping = {
'https://localhost/intersphinx/cpp/': str(inv_file),
}
app.config.intersphinx_cache_limit = 0
# load the inventory and check if it's done correctly
normalize_intersphinx_mapping(app, app.config)
load_mappings(app)
app.build(force_all=True)
ws = filter_warnings(warning, "index")
assert len(ws) == 0
def test_domain_cpp_parse_no_index_entry(app):
text = (".. cpp:function:: void f()\n"
".. cpp:function:: void g()\n"
" :no-index-entry:\n")
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (addnodes.index, desc, addnodes.index, desc))
assert_node(doctree[0], addnodes.index, entries=[('single', 'f (C++ function)', '_CPPv41fv', '', None)])
assert_node(doctree[2], addnodes.index, entries=[])
def test_domain_cpp_parse_mix_decl_duplicate(app, warning):
# Issue 8270
text = (".. cpp:struct:: A\n"
".. cpp:function:: void A()\n"
".. cpp:struct:: A\n")
restructuredtext.parse(app, text)
ws = warning.getvalue().split("\n")
assert len(ws) == 5
assert "index.rst:2: WARNING: Duplicate C++ declaration, also defined at index:1." in ws[0]
assert "Declaration is '.. cpp:function:: void A()'." in ws[1]
assert "index.rst:3: WARNING: Duplicate C++ declaration, also defined at index:1." in ws[2]
assert "Declaration is '.. cpp:struct:: A'." in ws[3]
assert ws[4] == ""
# For some reason, using the default testroot of "root" leads to the contents of
# `test-root/objects.txt` polluting the symbol table depending on the test
# execution order. Using a testroot of "config" seems to avoid that problem.
@pytest.mark.sphinx(testroot='config')
def test_domain_cpp_normalize_unspecialized_template_args(make_app, app_params):
args, kwargs = app_params
text1 = (".. cpp:class:: template <typename T> A\n")
text2 = (".. cpp:class:: template <typename T> template <typename U> A<T>::B\n")
app1 = make_app(*args, **kwargs)
restructuredtext.parse(app=app1, text=text1, docname='text1')
root1 = app1.env.domaindata['cpp']['root_symbol']
assert root1.dump(1) == (
' ::\n'
' template<typename T> \n'
' A: {class} template<typename T> A\t(text1)\n'
' T: {templateParam} typename T\t(text1)\n'
)
app2 = make_app(*args, **kwargs)
restructuredtext.parse(app=app2, text=text2, docname='text2')
root2 = app2.env.domaindata['cpp']['root_symbol']
assert root2.dump(1) == (
' ::\n'
' template<typename T> \n'
' A\n'
' T\n'
' template<typename U> \n'
' B: {class} template<typename T> template<typename U> A<T>::B\t(text2)\n'
' U: {templateParam} typename U\t(text2)\n'
)
root2.merge_with(root1, ['text1'], app2.env)
assert root2.dump(1) == (
' ::\n'
' template<typename T> \n'
' A: {class} template<typename T> A\t(text1)\n'
' T: {templateParam} typename T\t(text1)\n'
' template<typename U> \n'
' B: {class} template<typename T> template<typename U> A<T>::B\t(text2)\n'
' U: {templateParam} typename U\t(text2)\n'
)
warning = app2._warning.getvalue()
assert 'Internal C++ domain error during symbol merging' not in warning
@pytest.mark.sphinx('html', confoverrides={
'cpp_maximum_signature_line_length': len('str hello(str name)'),
})
def test_cpp_function_signature_with_cpp_maximum_signature_line_length_equal(app):
text = '.. cpp:function:: str hello(str name)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'name'],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'cpp_maximum_signature_line_length': len('str hello(str name)'),
})
def test_cpp_function_signature_with_cpp_maximum_signature_line_length_force_single(app):
text = ('.. cpp:function:: str hello(str names)\n'
' :single-line-parameter-list:')
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'names']),
])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'cpp_maximum_signature_line_length': len("str hello(str name)"),
})
def test_cpp_function_signature_with_cpp_maximum_signature_line_length_break(app):
text = '.. cpp:function:: str hello(str names)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'names']),
])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=True)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len('str hello(str name)'),
})
def test_cpp_function_signature_with_maximum_signature_line_length_equal(app):
text = '.. cpp:function:: str hello(str name)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'name'],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len('str hello(str name)'),
})
def test_cpp_function_signature_with_maximum_signature_line_length_force_single(app):
text = ('.. cpp:function:: str hello(str names)\n'
' :single-line-parameter-list:')
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'names']),
])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', confoverrides={
'maximum_signature_line_length': len("str hello(str name)"),
})
def test_cpp_function_signature_with_maximum_signature_line_length_break(app):
text = '.. cpp:function:: str hello(str names)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, (
[desc_signature, (
[desc_signature_line, (
pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, 'hello']],
desc_parameterlist,
)],
)],
desc_content,
)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'names']),
])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=True)
@pytest.mark.sphinx('html', confoverrides={
'cpp_maximum_signature_line_length': len('str hello(str name)'),
'maximum_signature_line_length': 1,
})
def test_cpp_maximum_signature_line_length_overrides_global(app):
text = '.. cpp:function:: str hello(str name)'
doctree = restructuredtext.parse(app, text)
assert_node(doctree, (
addnodes.index,
[desc, ([desc_signature, ([desc_signature_line, (pending_xref,
desc_sig_space,
[desc_name, [desc_sig_name, "hello"]],
desc_parameterlist)])],
desc_content)],
))
assert_node(doctree[1], addnodes.desc, desctype='function',
domain='cpp', objtype='function', no_index=False)
assert_node(doctree[1][0][0][3], [desc_parameterlist, desc_parameter, (
[pending_xref, [desc_sig_name, 'str']],
desc_sig_space,
[desc_sig_name, 'name'],
)])
assert_node(doctree[1][0][0][3], desc_parameterlist, multi_line_parameter_list=False)
@pytest.mark.sphinx('html', testroot='domain-cpp-cpp_maximum_signature_line_length')
def test_domain_cpp_cpp_maximum_signature_line_length_in_html(app, status, warning):
app.build()
content = (app.outdir / 'index.html').read_text(encoding='utf-8')
expected = """\
<dl>
<dd>\
<span class="n"><span class="pre">str</span></span>\
<span class="w"> </span>\
<span class="n sig-param"><span class="pre">name</span></span>,\
</dd>
</dl>
<span class="sig-paren">)</span>\
<a class="headerlink" href=\
"""
assert expected in content
@pytest.mark.sphinx(
'text', testroot='domain-cpp-cpp_maximum_signature_line_length',
)
def test_domain_cpp_cpp_maximum_signature_line_length_in_text(app, status, warning):
app.build()
content = (app.outdir / 'index.txt').read_text(encoding='utf8')
param_line_fmt = STDINDENT * " " + "{}\n"
expected_parameter_list_hello = "(\n{})".format(param_line_fmt.format("str name,"))
assert expected_parameter_list_hello in content